li {
    list-style: none;
}

body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

form {
    display: flex;
    width: 450px;
    flex-direction: column;
    border: 1px solid #ccc;
    border-radius: 5px 5px;
}

.box > li {
    margin-bottom: 50px;
}

.box > li > label {
    font-size: 20px;
}

.box > li > input[type='text'],
input[type='password'],
input[type='birthday'],
input[type=date],
select[name='userType'] {
    height: 25px;
    width: 200px;
    border-radius: 5px 5px;
}


.box > li > button[type='submit'] {
    width: 100px;
    margin-left: 10px;
}

.box > li > button[type='reset'] {
    width: 100px;
    margin-left: 100px;

}
#errorTip
{
    float: left;
    height: 30px;
    line-height: 30px;
    margin-left: 70px;
    color: #e62e2e;
    display: none;
}
